Finding the Fourth Proportional to 355,252.17, 490,233.42 and 194,112.75
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Solution
The fourth proportional to 355,252.17, 490,233.42 and 194,112.75 is: 267,867.63
Step by Step Solution
- Step 1: Write the proportion equation
355,252.17 : 490,233.42 = 194,112.75 : x - Step 2: Convert to fraction form
355,252.17/490,233.42 = 194,112.75/x - Step 3: Cross multiply
355,252.17x = 490,233.42 × 194,112.75 - Step 4: Simplify right side
355,252.17x = 95,160,557,298.11 - Step 5: Solve for x
x = 95,160,557,298.11/355,252.17 - Step 6: Final answer
x = 267,867.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.